Shimano Dura-Ace R9200 Hollowtech II Crankset 50-34T 172.5mm RGroup_48EFBD7439ED6420AF36D37830793747CE6E5F20 power and cadence measurements without

power and cadence measurements without the need for external sensors

They also include chamfered tips

ideal for keeping rain and sweat out of your eyes

1 rear reflective sticker

The Shimano Dura-Ace R9200 Hollowtech II Crankset delivers precise and quick shifting with smoother

Shimano Dura-Ace R9200 Hollowtech II Crankset 50-34T 172.5mm RGroup_48EFBD7439ED6420AF36D37830793747CE6E5F20 power and cadence measurements withoutThe Shimano Dura Ace R9200 Hollowtech II Crankset delivers precise and quick shifting with smoother, quieter, and faster operation. Its updated HollowGlide structure ensures a lighter build, improved power transfer, and a more efficient tooth design. As the pinnacle of Shimano's R&D, this crankset offers the most efficient drivetrain yet. Ideal for serious racers, the Shimano Dura Ace Di2 drivetrain can be the key to achieving top performance, whether